Ke neʻe mau nei nā kānanaʻaila i nā'āpana, lepo, a me nā huahana oxidation mai ka aila, e mālama ana i ka ciscosity a me ka hana paʻa. He mea nui lākou no ka mālamaʻana i nā lako hana maʻamau e like me nā gearboxes, nā'ōnaehana lubrication, spindles.
